San Antonio Spurs forward Richard Jefferson grabs a rebound in front of Dallas Mavericks forward Dirk Nowitzki, of Germany, during the first half of an NBA basketball game in San Antonio, Thursday, Jan. 5, 2012. less

San Antonio Spurs forward Richard Jefferson grabs a rebound in front of Dallas Mavericks forward Dirk Nowitzki, of Germany, during the first half of an NBA basketball game in San Antonio, Thursday, Jan. 5, ... more

San Antonio Spurs' DeJuan Blair goes up for a rebound around Dallas Mavericks' Dirk Nowitzki during second half action Thursday Jan. 5, 2012 at the AT&T Center. The Spurs won 93-71.

San Antonio Spurs' DeJuan Blair goes up for a rebound around Dallas Mavericks' Dirk Nowitzki during second half action Thursday Jan. 5, 2012 at the AT&T Center. The Spurs won 93-71.

Photo: EDWARD A. ORNELAS, Express-News

San Antonio Spurs' DeJuan Blair goes up for a rebound around... Photo-2000751.34218 - San Antonio Express-News

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San Antonio Spurs' Tiago Splitter grabs for a rebound between Dallas Mavericks' Ian Mahinmi and Dallas Mavericks' Vince Carter during second half action Thursday Jan. 5, 2012 at the AT&T Center. The Spurs won 93-71. less

San Antonio Spurs' Tiago Splitter grabs for a rebound between Dallas Mavericks' Ian Mahinmi and Dallas Mavericks' Vince Carter during second half action Thursday Jan. 5, 2012 at the AT&T Center. The Spurs won ... more